Boston Marathon logo
BOSTON MARATHON 2025

Holly Barbaccia

Bib: 23602•F

CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:24/mi
26:06
↑ 97↓ 3451.5%
10K· 6.21 mi
8:25/mi
52:16
↑ 79↓ 1380.4%
15K· 9.32 mi
8:34/mi
1:18:54
↑ 67↓ 78
20K· 12.43 mi
8:38/mi
1:45:43
↑ 106↓ 860.1%
Half· 13.11 mi
8:33/mi
1:51:33
↑ 19↓ 370.5%
25K· 15.53 mi
8:45/mi
2:12:45
↑ 66↓ 880.2%
30K· 18.64 mi
9:18/mi
2:41:40
↑ 181↓ 1480.2%
20M
9:38/mi
2:54:45
↑ 64↓ 500.2%
21M
10:29/mi
3:05:14
↑ 106↓ 241.6%
35K· 21.75 mi
9:24/mi
3:12:16
↑ 17↓ 861.7%
23M
9:49/mi
3:24:33
↑ 23↓ 630.6%
24M
9:07/mi
3:33:40
↓ 821.3%
40K· 24.85 mi
9:31/mi
3:41:48
↓ 200.3%
25.2M
10:12/mi
3:45:19
↑ 13↓ 160.2%
Finish· 26.22 mi
9:20/mi
3:54:50
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:33
Pace8:31 /mi
2nd Half
Distance13.11 mi
Time2:03:17
Pace9:24 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4826:068:2426:06
8:24
-
10K
6.21 mi11:51:5852:168:2526:10
8:25
+0:01
15K
9.32 mi12:18:361:18:548:2826:38
8:34
+0:09
20K
12.43 mi12:45:251:45:438:3026:49
8:38
+0:04
Half
13.11 mi12:51:151:51:338:315:50
8:33
-0:05
25K
15.53 mi13:12:272:12:458:3321:12
8:45
+0:12
30K
18.64 mi13:41:222:41:408:4028:55
9:18
+0:33
20M
20.00 mi13:54:272:54:458:4413:05
9:38
+0:20
21M
21.00 mi14:04:563:05:148:4910:29
10:29
+0:51
35K
21.75 mi14:11:583:12:168:507:02
9:24
-1:05
23M
23.00 mi14:24:153:24:338:5412:17
9:49
+0:25
24M
24.00 mi14:33:223:33:408:549:07
9:07
-0:42
40K
24.85 mi14:41:303:41:488:558:08
9:31
+0:24
25.2M
25.20 mi14:45:013:45:198:563:31
10:12
+0:41
Finish
26.22 mi14:54:323:54:508:589:31
9:20
-0:52

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:24 /mi

Average Pace

8:58 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:45

57% of race

Time at Steady Pace

1:02:43

27% of race

Time at Slower Pace

39:22

17% of race

Average Pace: 8:57 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:25:4826:068:2426:06
8:24
#19326
10K
6.21 mi11:51:5852:168:2526:10
8:25
#19315
15K
9.32 mi12:18:361:18:548:2826:38
8:34
#19461
20K
12.43 mi12:45:251:45:438:3026:49
8:38
#19315
Half
13.11 mi12:51:151:51:338:315:50
8:33
#19323
25K
15.53 mi13:12:272:12:458:3321:12
8:45
#19186
30K
18.64 mi13:41:222:41:408:4028:55
9:18
#19187
20M
20.00 mi13:54:272:54:458:4413:05
9:38
#19224
21M
21.00 mi14:04:563:05:148:4910:29
10:29
#19294
35K
21.75 mi14:11:583:12:168:507:02
9:24
#19317
23M
23.00 mi14:24:153:24:338:5412:17
9:49
#19375
24M
24.00 mi14:33:223:33:408:549:07
9:07
#19309
40K
24.85 mi14:41:303:41:488:558:08
9:31
#19290
25.2M
25.20 mi14:45:013:45:198:563:31
10:12
#19243
Finish
26.22 mi14:54:323:54:508:589:31
9:20
#19298
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi193267098709819773(Top 70%)7315(Top 60%)7315(Top 561%)
10K6.21 mi3.10 mi19315+117074+247074+2419338(Top 68%)7075(Top 58%)7075(Top 543%)
15K9.32 mi3.11 mi19461-1467159-857159-8519773(Top 70%)7315(Top 60%)7315(Top 561%)
20K12.43 mi3.11 mi19315+1467091+687091+6819033(Top 67%)6938(Top 57%)6938(Top 532%)
Half13.11 mi0.68 mi19323-87095-47095-419567(Top 69%)7223(Top 59%)7223(Top 554%)
25K15.53 mi2.42 mi19186+1377020+757020+7518655(Top 66%)6788(Top 56%)6788(Top 521%)
30K18.64 mi3.11 mi19187-17066-467066-4619153(Top 67%)7202(Top 59%)7202(Top 553%)
20M20.00 mi1.36 mi19224-377109-437109-4319708(Top 69%)7636(Top 62%)7636(Top 586%)
21M21.00 mi1.00 mi19294-707172-637172-6319966(Top 70%)7888(Top 65%)7888(Top 605%)
35K21.75 mi0.75 mi19317-237195-237195-2319968(Top 70%)7959(Top 65%)7959(Top 611%)
23M23.00 mi1.25 mi19375-587271-767271-7619835(Top 70%)7961(Top 65%)7961(Top 611%)
24M24.00 mi1.00 mi19309+667253+187253+1817986(Top 63%)7033(Top 58%)7033(Top 540%)
40K24.85 mi0.85 mi19290+197257-47257-418779(Top 66%)7517(Top 61%)7517(Top 577%)
25.2M25.20 mi0.35 mi19243+477247+107247+1017930(Top 63%)7108(Top 58%)7108(Top 546%)
Finish26.22 mi1.02 mi19298-557293-467293-4620551(Top 72%)8418(Top 69%)8418(Top 646%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

19773

Females

7315

F50-54

7315

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

19338

Females

7075

F50-54

7075

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

19773

Females

7315

F50-54

7315

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

19033

Females

6938

F50-54

6938

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

19567

Females

7223

F50-54

7223

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

18655

Females

6788

F50-54

6788

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

19153

Females

7202

F50-54

7202

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

19708

Females

7636

F50-54

7636

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

19966

Females

7888

F50-54

7888

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

19968

Females

7959

F50-54

7959

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

19835

Females

7961

F50-54

7961

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

17986

Females

7033

F50-54

7033

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18779

Females

7517

F50-54

7517

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

17930

Females

7108

F50-54

7108

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

20551

Females

8418

F50-54

8418

Passing Analysis

Category:
Athletes Passed
1719
Passed By
1691
Net Change
+28
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19326
5K → 10K260249+11#19326#19315
10K → 15K136282-146#19315#19461
15K → 20K268122+146#19461#19315
20K → Half3341-8#19315#19323
Half → 25K241104+137#19323#19186
25K → 30K228229-1#19186#19187
30K → 20M94131-37#19187#19224
20M → 21M73143-70#19224#19294
21M → 35K4568-23#19294#19317
35K → 23M80138-58#19317#19375
23M → 24M9630+66#19375#19309
24M → 40K7051+19#19309#19290
40K → 25.2M569+47#19290#19243
25.2M → Finish3994-55#19243#19298
TOTALS17191691+28
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing